I can make a start.
It's really a matter of definitions pertaining to production and consumption. There are several schools of thought about how to measure, quantify, and assign a dollar value to, unpaid work.
But on the subject of measurements used to understand the relative context of unpaid work and the repercussions on people who do this unpaid work, we have a collection tool at Statistics Canada which, approximately every five years, measures this important phenomenon, as my colleague Ms. Chui explained.